Finding the Fourth Proportional to 936,977.96, 1,403,201.10 and 536,403.80
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Solution
The fourth proportional to 936,977.96, 1,403,201.10 and 536,403.80 is: 803,308.55
Step by Step Solution
- Step 1: Write the proportion equation
936,977.96 : 1,403,201.10 = 536,403.80 : x - Step 2: Convert to fraction form
936,977.96/1,403,201.10 = 536,403.80/x - Step 3: Cross multiply
936,977.96x = 1,403,201.10 × 536,403.80 - Step 4: Simplify right side
936,977.96x = 752,682,402,204.18 - Step 5: Solve for x
x = 752,682,402,204.18/936,977.96 - Step 6: Final answer
x = 803,308.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.